Martin Logan Dynamo 500 High Resolution Powered Subwoofer - Works!

Martin Logan Dynamo (Original) Powered Subwoofer

Martin Logan Dynamo 400 8" in 150W Powered Subwoofer

MartinLogan Dynamo 600X 10" Subwoofer w/in-app room-correction Tested"Read"

Martin Logan Dynamo 500 High Resolution Powered Subwoofer. Nice Shape!

Martin Logan Dynamo High Resolution Subwoofer 10” With Enclosure

Martin Logan Dynamo Subwoofer (for parts, NOT WORKING)

Martin Logan Dynamo 500 High Resolution Powered Subwoofer PARTS ONLY